参数资料
型号: NCP1562ADBR2G
厂商: ON Semiconductor
文件页数: 7/26页
文件大小: 0K
描述: IC REG CTRLR PWM VM 16-TSSOP
标准包装: 1
PWM 型: 电压模式
输出数: 2
频率 - 最大: 1MHz
占空比: 85%
电源电压: 23.2 V ~ 100 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
包装: 剪切带 (CT)
其它名称: NCP1562ADBR2GOSCT
NCP1562A, NCP1562B
ELECTRICAL CHARACTERISTICS (continued) (V in = 48 V, V AUX = 12 V, V UVOV = 2.3 V, V EA = open, V CSKIP = 0 V,
V CS = 0 V, V SS = open, R T = 13.3 k Ω , C AUX = 10 m F, C T = 470 pF, C out1 = C out2 = 100 pF, C UVOV = 0.01 m F, C CSKIP = 6800 pF,
R D = 25 k Ω , R SYNC = 5.0 k Ω , C REF = 0.1 m F, R FF = 29.4 k Ω , C FF = 470 pF. For typical values T J = 25 ? C, for min/max values, T J is – 40 ? C to
125 ? C, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
CURRENT LIMIT AND THERMAL SHUTDOWN
Cycle–by–Cycle Threshold Voltage (V out = 10 V)
NCP1562A
NCP1562B
Propagation Delay to Output
(V CS = V ILIM to 1.0 V, LEB Disabled, V out = 10 V)
T J = 25 _ C
T J = –40 _ C to 125 _ C
Thermal Shutdown Threshold (Junction Temperature Increasing, Note 4)
Thermal Shutdown Hysteresis (Temperature Decreasing, Note 4)
V ILIM
t ILIM
T SHDN
T H
191
472
203
495
78
160
25
217
512
90
110
mV
ns
_ C
_ C
LEADING EDGE BLANKING
Offset Voltage
Blanking Time
V EA Threshold the Disables LEB (Measured together with t LEB )
V LEB(offset)
t LEB
V LEB(dis)
50
4.1
10
80
110
mV
ns
V
CYCLE SKIP CURRENT LIMIT MODE
Charge Current (V CSKIP = 1.25 V)
Discharge Current (V CSKIP = 1.25 V)
Number of Pulses to Exit Cycle Skip Mode
Upper Threshold Voltage (Ramp up V CSKIP , V CS = 1.0 V)
Lower Threshold Voltage (Ramp down V CSKIP )
Threshold Voltage Hysteresis
I CSKIP(C)
I CSKIP(D)
Pulse CSKIP
V CSKIP(peak)
V CSKIP(valley)
V CSKIP(H)
70
6.5
2.83
0.39
90
8.6
3
3.03
0.465
2.5
111
11
3.24
0.52
m A
m A
--
V
V
V
5.0 V REFERENCE
Output Voltage (I REF = 0 mA)
Load Regulation (I REF = 0 to 5.0 mA)
Line Regulation (V AUX = 7.5 to 20 V, I REF = 0 mA)
Discharge Current (V UVOV = 0 V, V REF = 2.5 V)
V REF
V REF(Load)
V REF(line)
I REF(D)
4.9
3.8
5.0
16
10
5.1
50
50
V
mV
mV
mA
OSCILLATOR
Frequency
T J = 25 _ C
T J = --40 _ C to 125 _ C
Peak Voltage
Valley Voltage
Discharge Current (V RTCT = 2.3 V)
Maximum Operating Frequency (Note 4)
Duty Cycle (R D = 25 k Ω )
Adjustable Maximum Duty Cycle (Note 4)
f OSC
V RTCT(peak)
V RTCT(valley)
I RTCT
f MAX
D
D MAX
222
211.2
--
--
--
1.0
58.5
85
246
2.95
2.1
490
62.0
--
272.2
277.2
--
--
--
64.7
--
kHz
V
V
m A
MHz
%
%
4. Guaranteed by design only.
http://onsemi.com
7
相关PDF资料
PDF描述
NCV303LSN20T1G IC VOLT DETECTOR 2.0V TSOP-5
GEC60DRTH-S93 CONN EDGECARD 120PS DIP .100 SLD
NCV303LSN16T1G IC VOLT DETECTOR 1.6V TSOP-5
H2AAT-10106-R4-ND JUMPER-H1502TR/A2015R/H1502TR 6"
H2AAT-10106-N4-ND JUMPER-H1502TR/A2015N/H1502TR 6"
相关代理商/技术参数
参数描述
NCP1562ADR2G 功能描述:电压模式 PWM 控制器 HI PERF RESET PWM CONTLR RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
NCP1562BDBR2G 功能描述:电压模式 PWM 控制器 HI PERF RESET PWM CONTLR RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
NCP1562BDR2G 功能描述:电压模式 PWM 控制器 HI PERF RESET PWM CONTLR RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
NCP1571D 功能描述:DC/DC 开关控制器 Low Voltage RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
NCP1571DG 功能描述:DC/DC 开关控制器 Low Voltage Synchronous Buck RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK